Home / 76,355,898.84-105,370,254.66-41,547,989.56

Finding the Fourth Proportional to 76,355,898.84, 105,370,254.66 and 41,547,989.56

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Solution

The fourth proportional to 76,355,898.84, 105,370,254.66 and 41,547,989.56 is: 57,335,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,355,898.84 : 105,370,254.66 = 41,547,989.56 : x
  2. Step 2: Convert to fraction form
    76,355,898.84/105,370,254.66 = 41,547,989.56/x
  3. Step 3: Cross multiply
    76,355,898.84x = 105,370,254.66 × 41,547,989.56
  4. Step 4: Simplify right side
    76,355,898.84x = 4,377,922,240,548,221.50
  5. Step 5: Solve for x
    x = 4,377,922,240,548,221.50/76,355,898.84
  6. Step 6: Final answer
    x = 57,335,743.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.